The Corbin Russwin Pyramid is a patented, high security lock system incorporating unique pin tumbler specifications and the secondary Pyramid locking mechanism, operated by a spring loaded, control ...

Mainly used for rapid manual assembly and disassembly, quick-release pins use a mechanism to provide a locking action. They use a clearance fit in holes formed to nominal diameters and are divided ...

PORTLAND, OREGON – For some crews, it might be the holy grail of dragline chain maintenance: a tough, reliable repair link that is also easy and safe to install and remove. With that goal in mind, ...